434034204240 has 160 divisors (see below), whose sum is σ = 1656007508736. Its totient is φ = 91576442880.

The previous prime is 434034204221. The next prime is 434034204343. The reversal of 434034204240 is 42402430434.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 434034204198 and 434034204207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9914841 + ... + 9958520.

Almost surely, 2^434034204240 is an apocalyptic number.

434034204240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

434034204240 is an abundant number, since it is smaller than the sum of its proper divisors (1221973304496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434034204240 is a wasteful number, since it uses less digits than its factorization.

434034204240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19873397 (or 19873391 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 434034204240 its reverse (42402430434), we get a palindrome (476436634674).

The spelling of 434034204240 in words is "four hundred thirty-four billion, thirty-four million, two hundred four thousand, two hundred forty".